News tagged with genetic machinery
Discovery may lead to powerful new therapy for asthma
Aug 11, 2009 |
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University of Texas Medical Branch at Galveston researchers have found that a single enzyme is apparently critical to most allergen-provoked asthma attacks — and that activity of the enzyme, known as aldose reductase, can ...
Researchers identify genes for thiostrepton, a powerful drug whose use is now limited
Mar 23, 2009 |
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Researchers at the Georgia Institute of Technology have identified the genetic machinery responsible for synthesizing thiostrepton, a powerful antibiotic produced by certain bacteria. Though effective against ...
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Scientists identify genomic causes of a certain type of leukemia relapse
Nov 27, 2008 |
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Scientists at St. Jude Children's Research Hospital have identified distinctive genetic changes in the cancer cells of children with acute lymphoblastic leukemia (ALL) that cause relapse. The finding offers a pathway to designing ...
How protein receptors on cells switch on and off
Biology /
Jan 16, 2009 |
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Cornell researchers have provided new insight into the molecular mechanism underlying an essential cellular system. They have discovered how receptors on cell surfaces turn off signals from the cell's environment, ...
Getting wise to the influenza virus' tricks
Biology /
May 04, 2008 |
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Influenza is currently a grave concern for governments and health organisations around the world. The worry is the potential for highly virulent bird flu strains, such as H5N1, to develop the ability to infect humans easily. ...
Largest study of its kind implicates gene abnormalities in bipolar disorder
Aug 17, 2008 |
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A large genetic study of bipolar disorder has implicated machinery that balances levels of sodium and calcium in neurons. The disorder was associated with variation in two genes that make components of such ion channels. ...
When it comes to sleep research, fruit flies and people make unlikely bedfellows
Biology /
Jan 13, 2009 |
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You may never hear fruit flies snore, but rest assured that when you're asleep they are too. According to research published in the January 2009 issue of the journal Genetics, scientists from the University of Missouri-Kansas City h ...
Study reveals surprising details of the evolution of protein translation
Biology /
Aug 12, 2008 |
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A new study of transfer RNA, a molecule that delivers amino acids to the protein-building machinery of the cell, challenges long-held ideas about the evolutionary history of protein synthesis.
Recycler protein helps prevent disease
Apr 30, 2009 |
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Recycling is important not only on a global scale, but also at the cellular level, since key molecules tend to be available in limited numbers. This means a cell needs to have efficient recycling mechanisms. Researchers at ...
Gene-transcription machinery seen poised for action, held in check until needed
Biology /
Jul 25, 2007 |
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For some time, scientists have been tracking down the sequence of biochemical steps required to attract and assemble at the head end of a gene the molecular machinery needed to transcribe that gene to put to work the information ...
Breaking BubR1 mimics genetic shuffle seen in cancer cells
Nov 17, 2008 |
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A study of how one protein enzyme, BubR1, helps make sure chromosomes are equally distributed during mitosis might explain how the process of cell division goes so awry in cancer, according to researchers ...
Bacteria are models of efficiency
Biology /
Feb 04, 2009 |
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The bacterium Escherichia coli, one of the best-studied single-celled organisms around, is a master of industrial efficiency. This bacterium can be thought of as a factory with just one product: itself. It exists to make c ...
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